Bump svelte from 3.44.2 to 3.49.0 in /web/frontend

Bumps [svelte](https://github.com/sveltejs/svelte) from 3.44.2 to 3.49.0.
- [Release notes](https://github.com/sveltejs/svelte/releases)
- [Changelog](https://github.com/sveltejs/svelte/blob/master/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/svelte/compare/v3.44.2...v3.49.0)

---
updated-dependencies:
- dependency-name: svelte
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

web/frontend/package.json

@@ -12,7 +12,7 @@
     "rollup-plugin-css-only": "^3.1.0",
     "rollup-plugin-svelte": "^7.0.0",
     "rollup-plugin-terser": "^7.0.0",
-    "svelte": "^3.42.6"
+    "svelte": "^3.49.0"
   },
   "dependencies": {
     "@rollup/plugin-replace": "^2.4.1",